Gas Discharge Tube: GB8 Series
3-Electrode
Φ8.0*T10
mm Type
Features
1. RoHS & HF compliant
2. Rugged ceramic-metal construction
3. Available with or without leads
4. Available with fail-safe clip
5. DC spark-over voltage: 75~600V
6. Low capacitance
7. Agency recognition :UL
8. Operating temperature : -30
℃
~ +85
℃
Storage temperature: -40
℃
~ +115
℃
Recommended Applications
1. Cable Modem
2. xDSL
3. Set-Top Box
4. TV sets
5. Power supplier
6. Consumer electronics
Part Number Code
G
1
B
2
8
3
3
4
R
5
0
6
7
7
5
8
R
9
B
10
11
12
13
Product Code
G
THINKING Gas
Discharge Tube
Electrode Number
3R
3 Electrodes
Lead Wire Style
N
R
No Lead
Radial Lead
Packaging
B
Bulk
Internal Control
Code
Size
B8
Φ8*T10
mm
DC Spark-over
Voltage
075
230
600
75V
230V
600V
Type (optional)
F
Fail-Safe Clip
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
38
www.thinking.com.tw
2012.08
Gas Discharge Tube: GB8 Series
3-Electrode
Φ8.0*T10
mm Type
Characteristics
DC
Spark-over
Voltage
Part No.
100V/S
(V)
GB83R075□□(F)
GB83R090□□(F)
GB83R145□□(F)
GB83R200□□(F)
GB83R230□□(F)
GB83R250□□(F)
GB83R350□□(F)
GB83R400□□(F)
GB83R470□□(F)
GB83R600□□(F)
75±20%
90±20%
145±20%
200±20%
230±20%
250±20%
350±20%
400±20%
470±20%
600±20%
100V/μs
(V)
600
600
500
500
600
600
700
800
900
1000
1KV/μs
(V)
700
700
700
700
700
700
800
900
1000
1100
20
130
20
Max. Impulse
Breakdown
Voltage
Max. Impulse
Discharge
Current
(8/20μs)
10 times
(KA)
Impulse
Life
(10/1000μs)
200 A
Times
Normal
Alternating
Discharge
Current
50Hz,1Sec
(A)
DC
Holdover
voltage
<150ms
(V)
52
52
52
135
135
135
150
150
150
150
10
2
(GΩ)
(pF)
UL 497B
√
√
√
√
√
√
√
√
√
√
Minimum
Insulation
Resistance
Maximum
Capacitance
(1MHz)
Safety
approvals
Note1：The first
□
is the style of lead wire, the second
□
is packaging.
Note2：F = With fail-safe clip for optional.
Note 3: UL 497B File No: E245070
Note 4: Insulation resistance test conditions:
DC Spark-over Voltage
75-90V
145-400V
420-600V
DC Measuring Voltage
50V
100V
250V
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
39
www.thinking.com.tw
2012.08
Gas Discharge Tube: GB8 Series
3-Electrode
Φ8.0*T10
mm Type
Dimensions
□=
R (Radial lead type)
T1
T
Unit: mm
Item
D
T
T1
L
S
d
H
Dimensions
Spec.
8.0
10.0
13.4
7.5
4.4
1.0
4.5
Tolerance
+0.2/-0.8
±0.5
+0.8/-0.5
±0.5
±0.4
±0.05
Min.
D
L
H
S
d
□=
N (No lead type)
Unit: mm
T
Item
D
D
Dimensions
Spec.
8.0
10.0
Tolerance
+0.2/-0.8
±0.5
T
F = with fail-safe clip for optional
T1
R1
Unit: mm
Item
R1
R2
T1
L
S
d
H
Dimensions
Spec.
Tolerance
8.1
±0.3
9.8
±0.4
13.4
+0.8/-0.5
7.5
±0.5
4.4
±0.4
1.0
±0.05
4.5
Min.
R2
L
S
d
H
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
40
www.thinking.com.tw
2012.08
Gas Discharge Tube: GB8 Series
3-Electrode
Φ8.0*T10
mm Type
Marking
Size
DC Spark-over
Voltage
Packaging
Bulk
Plastic Tray
(200x210x10mm)
Inner Box
(210x225x60mm)
Outside Box
(450x245x345mm)
100 PCS/ Plastic Tray
500 PCS/ Box
5,000 PCS/ Carton
Warehouse Storage Conditions of Products
Storage Conditions:
1. Storage Temperature: -10
℃
~+40
℃
2. Relative Humidity:
≦
75%RH
3. Keep away from corrosive atmosphere and sunlight.
Period of Storage: 1 year
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
41
www.thinking.com.tw
2012.08
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